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/*
 * Copyright 2012-2013 eBay Software Foundation and ios-driver committers
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package org.libimobiledevice.ios.driver.binding.model;

import com.dd.plist.NSArray;
import com.dd.plist.NSDictionary;
import com.dd.plist.NSNumber;
import com.dd.plist.NSObject;
import com.dd.plist.NSString;
import com.dd.plist.XMLPropertyListParser;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ApplicationInfo {
    private static final Logger LOG = LoggerFactory.getLogger(ApplicationInfo.class);

    private final Map properties;

    public static List extractApplications(String rawXML) {
        List infos = new ArrayList<>();
        NSArray apps;
        try {
            apps = (NSArray) XMLPropertyListParser.parse(rawXML.getBytes("UTF-8"));
        } catch (Exception e) {
            LOG.warn("Error parsing the xml returned : " + e.getMessage() + " , xml=\n" + rawXML);
            return infos;
        }
        for (int i = 0; i < apps.count(); i++) {
            NSObject app = apps.objectAtIndex(i);
            ApplicationInfo info = new ApplicationInfo(app);
            infos.add(info);
        }
        return infos;
    }

    public ApplicationInfo(NSObject app) {
        properties = cast(app);
    }

    public Object getProperty(String key) {
        return properties.get(key);
    }

    public Set keySet() {
        return properties.keySet();

    }

    public Map getProperties() {
        return properties;
    }

    @SuppressWarnings({"unchecked"})
    private  T cast(NSObject value) {
        if (value == null) {
            return null;
        } else if (value instanceof NSString) {
            return (T) value.toString();
        } else if (value instanceof NSNumber) {
            NSNumber number = (NSNumber) value;
            if (number.isInteger()) {
                return (T) new Integer(number.intValue());
            } else if (number.isBoolean()) {
                return (T) new Boolean(number.boolValue());
            } else {
                // TODO can be long, float or double
                return (T) new Float(number.floatValue());
            }
        } else if (value instanceof NSArray) {
            List res = new ArrayList<>();
            NSArray array = (NSArray) value;
            for (int i = 0; i < array.count(); i++) {
                res.add((T) cast(array.objectAtIndex(i)));
            }
            return (T) res;
        } else if (value instanceof NSDictionary) {
            Map res = new HashMap<>();
            for (String key : ((NSDictionary) value).allKeys()) {
                NSObject o = ((NSDictionary) value).objectForKey(key);
                res.put(key, cast(o));
            }
            return (T) res;
        } else {
            LOG.warn("Can't cast from " + value.getClass());
        }
        return null;
    }

    public String getApplicationId() {
        return (String) properties.get("CFBundleIdentifier");
    }

    @Override
    public String toString() {
        return getApplicationId() + ":\n" + properties.toString();
    }
}